[INFO] fetching crate serde_prometheus 0.1.0... [INFO] checking serde_prometheus-0.1.0 against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644 [INFO] extracting crate serde_prometheus 0.1.0 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate serde_prometheus 0.1.0 on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6 [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate serde_prometheus 0.1.0 [INFO] finished tweaking crates.io crate serde_prometheus 0.1.0 [INFO] tweaked toml for crates.io crate serde_prometheus 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate crates.io crate serde_prometheus 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 820a3adf1d1b704aaa8e0c9f88a5b94d8622fc47a54967f4df07634f600ec44b [INFO] running `"docker" "start" "-a" "820a3adf1d1b704aaa8e0c9f88a5b94d8622fc47a54967f4df07634f600ec44b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling syn v1.0.20 [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking arc-swap v0.4.6 [INFO] [stderr] Checking bytes v0.5.4 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking pin-project-lite v0.1.5 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Checking ftoa v0.1.1 [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Compiling quote v1.0.4 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Compiling snafu-derive v0.6.8 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Checking tokio v0.2.20 [INFO] [stderr] Checking snafu v0.6.8 [INFO] [stderr] Checking serde_prometheus v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0432]: unresolved imports `metered`, `metered::HitCount`, `metered::ResponseTime`, `metered::Throughput` [INFO] [stderr] --> examples/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use metered::{metered, HitCount, ResponseTime, Throughput}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | use of undeclared type or module `metered` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: could not find `Serialize` in `serde` [INFO] [stderr] --> examples/main.rs:6:17 [INFO] [stderr] | [INFO] [stderr] 6 | #[derive(serde::Serialize)] [INFO] [stderr] | ^^^^^^^^^ could not find `Serialize` in `serde` [INFO] [stderr] [INFO] [stderr] error: cannot determine resolution for the attribute macro `metered` [INFO] [stderr] --> examples/main.rs:16:3 [INFO] [stderr] | [INFO] [stderr] 16 | #[metered(registry = BizMetrics)] [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: import resolution is stuck, try simplifying macro imports [INFO] [stderr] [INFO] [stderr] error: cannot find attribute `measure` in this scope [INFO] [stderr] --> examples/main.rs:18:7 [INFO] [stderr] | [INFO] [stderr] 18 | #[measure([HitCount, Throughput, ResponseTime])] [INFO] [stderr] | ^^^^^^^ help: a built-in attribute with a similar name exists: `feature` [INFO] [stderr] [INFO] [stderr] error: cannot determine resolution for the attribute macro `metered` [INFO] [stderr] --> examples/main.rs:29:3 [INFO] [stderr] | [INFO] [stderr] 29 | #[metered(registry = BazMetrics)] [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: import resolution is stuck, try simplifying macro imports [INFO] [stderr] [INFO] [stderr] error: cannot find attribute `measure` in this scope [INFO] [stderr] --> examples/main.rs:31:7 [INFO] [stderr] | [INFO] [stderr] 31 | #[measure([HitCount, Throughput, ResponseTime])] [INFO] [stderr] | ^^^^^^^ help: a built-in attribute with a similar name exists: `feature` [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `BizMetrics` in this scope [INFO] [stderr] --> examples/main.rs:8:14 [INFO] [stderr] | [INFO] [stderr] 8 | biz: &'a BizMetrics, [INFO] [stderr] | ^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `BazMetrics` in this scope [INFO] [stderr] --> examples/main.rs:9:14 [INFO] [stderr] | [INFO] [stderr] 9 | baz: &'a BazMetrics, [INFO] [stderr] | ^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `BizMetrics` in this scope [INFO] [stderr] --> examples/main.rs:14:14 [INFO] [stderr] | [INFO] [stderr] 14 | metrics: BizMetrics, [INFO] [stderr] | ^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `BazMetrics` in this scope [INFO] [stderr] --> examples/main.rs:27:14 [INFO] [stderr] | [INFO] [stderr] 27 | metrics: BazMetrics, [INFO] [stderr] | ^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved imports `metered`, `metered::HitCount`, `metered::ResponseTime`, `metered::Throughput` [INFO] [stderr] --> src/lib.rs:872:9 [INFO] [stderr] | [INFO] [stderr] 872 | use metered::{metered, HitCount, ResponseTime, Throughput}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | use of undeclared type or module `metered` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: could not find `Serialize` in `serde` [INFO] [stderr] --> src/label.rs:466:25 [INFO] [stderr] | [INFO] [stderr] 466 | #[derive(serde::Serialize)] [INFO] [stderr] | ^^^^^^^^^ could not find `Serialize` in `serde` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: could not find `Serialize` in `serde` [INFO] [stderr] --> src/label.rs:479:25 [INFO] [stderr] | [INFO] [stderr] 479 | #[derive(serde::Serialize)] [INFO] [stderr] | ^^^^^^^^^ could not find `Serialize` in `serde` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: could not find `Serialize` in `serde` [INFO] [stderr] --> src/lib.rs:875:21 [INFO] [stderr] | [INFO] [stderr] 875 | #[derive(serde::Serialize)] [INFO] [stderr] | ^^^^^^^^^ could not find `Serialize` in `serde` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: could not find `Serialize` in `serde` [INFO] [stderr] --> src/lib.rs:928:25 [INFO] [stderr] | [INFO] [stderr] 928 | #[derive(serde::Serialize)] [INFO] [stderr] | ^^^^^^^^^ could not find `Serialize` in `serde` [INFO] [stderr] [INFO] [stderr] error: cannot determine resolution for the attribute macro `metered` [INFO] [stderr] --> src/lib.rs:885:7 [INFO] [stderr] | [INFO] [stderr] 885 | #[metered(registry = BizMetrics)] [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: import resolution is stuck, try simplifying macro imports [INFO] [stderr] [INFO] [stderr] error: cannot find attribute `measure` in this scope [INFO] [stderr] --> src/lib.rs:887:11 [INFO] [stderr] | [INFO] [stderr] 887 | #[measure([HitCount, Throughput, ResponseTime])] [INFO] [stderr] | ^^^^^^^ help: a built-in attribute with a similar name exists: `feature` [INFO] [stderr] [INFO] [stderr] error: cannot determine resolution for the attribute macro `metered` [INFO] [stderr] --> src/lib.rs:895:7 [INFO] [stderr] | [INFO] [stderr] 895 | #[metered(registry = BazMetrics)] [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: import resolution is stuck, try simplifying macro imports [INFO] [stderr] [INFO] [stderr] error: cannot find attribute `measure` in this scope [INFO] [stderr] --> src/lib.rs:897:11 [INFO] [stderr] | [INFO] [stderr] 897 | #[measure([HitCount, Throughput, ResponseTime])] [INFO] [stderr] | ^^^^^^^ help: a built-in attribute with a similar name exists: `feature` [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `BizMetrics` in this scope [INFO] [stderr] --> src/lib.rs:877:18 [INFO] [stderr] | [INFO] [stderr] 877 | biz: &'a BizMetrics, [INFO] [stderr] | ^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `BazMetrics` in this scope [INFO] [stderr] --> src/lib.rs:878:18 [INFO] [stderr] | [INFO] [stderr] 878 | baz: &'a BazMetrics, [INFO] [stderr] | ^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `BizMetrics` in this scope [INFO] [stderr] --> src/lib.rs:883:18 [INFO] [stderr] | [INFO] [stderr] 883 | metrics: BizMetrics, [INFO] [stderr] | ^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `BazMetrics` in this scope [INFO] [stderr] --> src/lib.rs:893:18 [INFO] [stderr] | [INFO] [stderr] 893 | metrics: BazMetrics, [INFO] [stderr] | ^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0283]: type annotations needed [INFO] [stderr] --> examples/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | metrics: BizMetrics, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stderr] | [INFO] [stderr] = note: cannot satisfy `_: std::default::Default` [INFO] [stderr] = note: required by `std::default::Default::default` [INFO] [stderr] = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0283]: type annotations needed [INFO] [stderr] --> examples/main.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | metrics: BazMetrics, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stderr] | [INFO] [stderr] = note: cannot satisfy `_: std::default::Default` [INFO] [stderr] = note: required by `std::default::Default::default` [INFO] [stderr] = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `ServiceMetricRegistry<'_>: serde::ser::Serialize` is not satisfied [INFO] [stderr] --> examples/main.rs:59:34 [INFO] [stderr] | [INFO] [stderr] 59 | let serialized = serde_prometheus::to_string(&ServiceMetricRegistry { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `ServiceMetricRegistry<'_>` [INFO] [stderr] | [INFO] [stderr] ::: /opt/rustwide/workdir/src/lib.rs:280:17 [INFO] [stderr] | [INFO] [stderr] 280 | T: ?Sized + Serialize, [INFO] [stderr] | --------- required by this bound in `serde_prometheus::to_string` [INFO] [stderr] [INFO] [stderr] error[E0283]: type annotations needed [INFO] [stderr] --> src/lib.rs:883:9 [INFO] [stderr] | [INFO] [stderr] 883 | metrics: BizMetrics, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stderr] | [INFO] [stderr] = note: cannot satisfy `_: std::default::Default` [INFO] [stderr] = note: required by `std::default::Default::default` [INFO] [stderr] = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0283]: type annotations needed [INFO] [stderr] --> src/lib.rs:893:9 [INFO] [stderr] | [INFO] [stderr] 893 | metrics: BazMetrics, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stderr] | [INFO] [stderr] = note: cannot satisfy `_: std::default::Default` [INFO] [stderr] = note: required by `std::default::Default::default` [INFO] [stderr] = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error: aborting due to 13 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0277, E0283, E0412, E0432, E0433. [INFO] [stderr] For more information about an error, try `rustc --explain E0277`. [INFO] [stderr] error: could not compile `serde_prometheus`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0277]: the trait bound `tests::ServiceMetricRegistry<'_>: serde::ser::Serialize` is not satisfied [INFO] [stderr] --> src/lib.rs:906:19 [INFO] [stderr] | [INFO] [stderr] 274 | pub fn to_string( [INFO] [stderr] | --------- required by a bound in this [INFO] [stderr] ... [INFO] [stderr] 280 | T: ?Sized + Serialize, [INFO] [stderr] | --------- required by this bound in `to_string` [INFO] [stderr] ... [INFO] [stderr] 906 | let ret = crate::to_string( [INFO] [stderr] | ^^^^^^^^^^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `tests::ServiceMetricRegistry<'_>` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `tests::wrapped_registry::MyWrapperRegistry<'_>: serde::ser::Serialize` is not satisfied [INFO] [stderr] --> src/lib.rs:938:19 [INFO] [stderr] | [INFO] [stderr] 274 | pub fn to_string( [INFO] [stderr] | --------- required by a bound in this [INFO] [stderr] ... [INFO] [stderr] 280 | T: ?Sized + Serialize, [INFO] [stderr] | --------- required by this bound in `to_string` [INFO] [stderr] ... [INFO] [stderr] 938 | let ret = crate::to_string( [INFO] [stderr] | ^^^^^^^^^^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `tests::wrapped_registry::MyWrapperRegistry<'_>` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `label::tests::single_struct::Single: serde::ser::Serialize` is not satisfied [INFO] [stderr] --> src/label.rs:473:35 [INFO] [stderr] | [INFO] [stderr] 455 | pub fn serialize_label(value: T) -> Result { [INFO] [stderr] | ---------------- required by this bound in `label::tests::serialize_label` [INFO] [stderr] ... [INFO] [stderr] 473 | let val = serialize_label(a).unwrap(); [INFO] [stderr] | ^ the trait `serde::ser::Serialize` is not implemented for `label::tests::single_struct::Single` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `label::tests::multi_struct::Multi: serde::ser::Serialize` is not satisfied [INFO] [stderr] --> src/label.rs:490:35 [INFO] [stderr] | [INFO] [stderr] 455 | pub fn serialize_label(value: T) -> Result { [INFO] [stderr] | ---------------- required by this bound in `label::tests::serialize_label` [INFO] [stderr] ... [INFO] [stderr] 490 | let val = serialize_label(a).unwrap(); [INFO] [stderr] | ^ the trait `serde::ser::Serialize` is not implemented for `label::tests::multi_struct::Multi` [INFO] [stderr] [INFO] [stderr] error: aborting due to 19 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0277, E0283, E0412, E0432, E0433. [INFO] [stderr] For more information about an error, try `rustc --explain E0277`. [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "820a3adf1d1b704aaa8e0c9f88a5b94d8622fc47a54967f4df07634f600ec44b"` [INFO] running `"docker" "rm" "-f" "820a3adf1d1b704aaa8e0c9f88a5b94d8622fc47a54967f4df07634f600ec44b"` [INFO] [stdout] 820a3adf1d1b704aaa8e0c9f88a5b94d8622fc47a54967f4df07634f600ec44b